Table of Contents Uplink Fundamentals: Definition, History, and Core Role Fiber: The High-Speed Wired Champion Microwave: The Flexible Wireless Bridge Satellite: The Global "Space Courier" Cellular (4G/5G): The Versatile "Hive Empire" 5.1 4G/5G Sub-Variants: From Low-Power to Ultra-High-Speed 5.2 Specialized Frequency Bands: The "Spectrum Key" for Custom Scenarios Technology Comparison: A Multi-Dimensional Overview Hybrid Deployment and Risk Assessment Conclusion: Choose You

Table of Contents Introduction: Why "Antenna = Performance Ceiling" Core Concepts Overview 2.1 Standards and Frequency Bands: Impact on Propagation and Size 2.2 Antenna Metrics: Focus on Key Points 2.3 Layout and Installation: Translating Specs to Reality 2.4 What to Measure: Know Your Metrics 2.5 Quick Diagnosis and Action Mapping Antenna Types and Comparison (Pros, Cons, and Applications) 3.1 Omnidirectional Antennas 3.2 Directional Antennas 3.3 Combo/Integrated Antennas 3

Table of Contents Industrial Router Installation and Initial Setup 1.1 Installation Preparation 1.2 Initial Configuration Common Issues and Troubleshooting 2.1 Power and Hardware Issues 2.2 Weak or Unstable Signal 2.3 Connection Interruptions or No Internet 2.4 Performance Degradation or Reboots 2.5 VPN or Protocol Conversion Failure 2.6 Configuration and Access Issues 2.7 Compatibility and Integration Issues 3. Tool Usage Details 3.1 Network Sniffer 3.2 Log Analysis 3.3 Diag

Table of Contents The Role of Sensors in Industrial IoT PLCs: The Core Brain of Industrial Automation 2.1 Definition and Functions of PLCs 2.2 Comparison of Leading PLC Manufacturers Modbus Protocol Modbus Gateway vs. Modbus Router: Differences and Functions 4.1 Definitions of Modbus Gateway and Modbus Router 4.2 Functional Comparison 4.3 Why Modbus Gateways/Routers Are Essential Advantages of Wavetel IoT Modbus Gateway/Router Solutions 5.1 Advantages 5.2 Wavetel IoT Modbus G

Table of Contents Definition and Importance of Industrial IoT Definition of Industrial IoT Why Use Industrial IoT Comparison of Major IoT Module Manufacturers: Models, Solutions, and Market Trends Manufacturer Trends and News Quectel Fibocom Meig SIMCOM Neoway Sequans Telit U-blox Industrial Communication Protocols and Application Scenarios Industrial Communication Protocols Application Scenarios Industrial Network Elements: Components, Roles, and Scenarios Industrial...

Table of contents （Click to go to where you want to see） 1. Definition of VLAN 2. Types of VLAN 3. Main functions of VLAN in industrial routers 4. Comparative analysis Industrial networks with and without VLAN Static VLAN vs. dynamic VLAN VLAN vs. subnet 5. Best practices for implementing industrial VLAN 6. Future outlook: Evolution of VLAN in Industry 5.0 Introduction: New Requirements for Industrial Networks Driven by Industry 4.0 and smart manufacturing, the Industrial Int